定語從句：The boy that helped me is my brother;The girl he spoke to is his girlfriend ;The book which is on the desk is mine;The pen that is blue is yours;We all like the houses whose windows are very big.
諺語：A good medicine tastes bitter良藥苦口；忠言逆耳。A hero is known in the time of misfortune時勢造英雄。Birds of a feather flock together 鳥以群分，物以類聚。Call a spade a spade直言不諱。Care killed a cat憂慮傷身。